<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.w3.org/1999/html">
<head>
    <meta charset="UTF-8">
    <title>登录</title>
</head>
<body>
<h3 style="text-align: center">请先登录....</h3>
<hr>
<form action="/login" method="post">
    <h4 style="color: red; text-align: center" th:text="${msg}"></h4>
    <div style="text-align: center">
        用户名 : <input id="username" name="username" type="text"><br>
        密&nbsp;&nbsp;&nbsp;码 : <input id="password" name="password" type="password"><br>
        <input type="submit" value="登录">
    </div>
</form>
</body>
</html>